Strontium MicroSD Card 32GB - Class 6 Magic Box Price: 1,599 999 (38% OFF) This MicroSD card is based on 8-pin interface, designed to operate at a maximum operating frequency of 50MHz. It can alternate communication protocol between the SD mode and SPI mode. It performs data error detection and correction with very low power consumption. Support SD system specification version 2.0 / 3.0 Card Capacity of Non-secure Area, Secure Area Supports Specifications Support SD SPI mode Designed for read-only and read/write cards Complies with highest security of SDMI standard High transmission speed +4KV/-4KV ESD protection in contact pads